Cisco ONS 15540 ESPx Installing page 38

Installing and Removing the Fan Assembly
Unscrew the captive installation screws on the fan assembly. (See
Step 7
Figure 2-19 Fan Assembly
Pull the fan assembly out of the bay and put it aside.
Step 8
Place the new fan assembly into the front chassis cavity so it rests on the chassis.
Step 9
Lift the fan assembly up slightly and align the top and bottom guides.
Step 10 Push the fan assembly into the chassis until the captive installation screws meet
the chassis.
Tighten each of the captive installation screws.
Step 11
Release the hook on the cable management tray and lower the tray so that it again
Step 12
covers the fan assembly.
Step 13 Restore the fiber optic cable slack using the spools in the cable management
drawer. Push the spools loosened in
Pull the cable down and around the spools so that they are back to their original
Step 14
places before the fan assembly removal.
Tighten the black fasteners in the drawers to secure the spools and cables in place.
Step 15
Step 16 Unlock the drawer and close it. (See
Cisco ONS 15540 ESPx Hardware Installation Guide
2-38
Chapter 2 Installing the Cisco ONS 15540 ESPx
Step 2 back up to its original place.
Figure 2-20.)
Figure 2-19.)
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